0 0 9 1 0 0 0 2 8
0 0 0 9 0 8 3 0 5
3 4 0 5 0 0 0 0 0
7 0 0 0 0 0 0 6 0
0 0 3 6 0 1 7 0 0
0 8 0 0 0 0 0 0 1
0 0 0 0 0 2 0 3 6
1 0 4 3 0 9 0 0 0
9 3 0 0 0 5 1 0 0
